description Cetus Overview
Cetus is a large constellation that lies across the celestial equator and is traditionally represented as a sea monster or whale. It is one of the constellations recorded by the Greek astronomer Ptolemy in the second century and remains one of the 88 modern constellations recognized by the International Astronomical Union. Cetus is especially known for Mira, a long-period variable star whose brightness changes markedly over time.
help Cetus FAQ
What does Cetus represent?
Cetus is traditionally represented as a sea monster or whale. The constellation lies across the celestial equator and is one of the large constellations in the night sky.
Who recorded Cetus among the ancient constellations?
Cetus was recorded by the Greek astronomer Ptolemy in the second century. It remains one of the 88 modern constellations recognized by astronomers today.
Can Cetus be seen from both hemispheres?
Because Cetus crosses the celestial equator, it can be observed from much of both the Northern and Southern Hemispheres. Its visibility depends on the observer's latitude and the season.
Is Cetus a zodiac constellation?
No. Cetus is not one of the 12 zodiac constellations, although it lies near parts of the zodiac on the sky. It is instead one of the large constellations inherited from the classical Greek tradition.
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